[mingw32] stdin redirection

[Daniel Jacobowitz]

On Thu, Apr 12, 2007 at 10:33:24PM +0300, Eli Zaretskii wrote:
> Can't we maintain a list of all file descriptors used by GDB, where
> those which are open on a pipe are marked as such?  Then we'd _know_
> what API with each fd to use without relying on dysfunctional tests.

We already do that.  However, this is stdin; it's handed to us as a
file descriptor, without any instructions.

-- 
Daniel Jacobowitz
CodeSourcery